Even if it was a difficult operation to copy a song, it only takes one person to do it. After that the spread of the song via the Internet or other means of propagation is only limited by the honesty of the users. ↗
For me, an area of moral clarity is: you're in front of someone who's suffering and you have the tools at your disposal to alleviate that suffering or even eradicate it, and you act. ↗
To be able to detect the outbreak of avian flu anywhere in the world is going to require a partnership of several countries that will share information and samples, but it is important to remember a threat anywhere is a threat everywhere. ↗